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The malaria gap.

Pia Malaney1, Andrew Spielman, Jeffrey Sachs

  • 1Center for International Development, John F. Kennedy School of Government, Harvard University, Cambridge, Massachusetts 02138, USA. Pia_Malaney@harvard.edu

The American Journal of Tropical Medicine and Hygiene
|August 28, 2004
PubMed
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Malaria significantly impacts economic development, with macroeconomic studies showing a greater burden than microeconomic analyses. Understanding these diverse economic externalities is crucial for effective policymaking to combat malaria

Area of Science:

  • Public Health
  • Health Economics
  • Development Economics

Background:

  • The correlation between malaria and poverty is well-established, yet the precise causal mechanisms and economic impact remain debated.
  • Macroeconomic and microeconomic studies present divergent estimates of malaria's economic burden, highlighting a significant gap in understanding.
  • Economic externalities associated with malaria suggest its impact extends beyond the direct costs of individual cases.

Purpose of the Study:

  • To explore the divergence between macroeconomic and microeconomic estimates of malaria's economic burden.
  • To examine the diverse mechanisms through which malaria affects long-term economic development.
  • To provide insights for policymakers on the true magnitude of malaria's economic impact.

Main Methods:

Related Experiment Videos

  • Comparative analysis of macroeconomic and microeconomic study findings on malaria's economic impact.
  • Exploration of various economic externalities and indirect costs associated with malaria.
  • Review of literature to synthesize diverse perspectives on malaria's effect on economic growth.

Main Results:

  • Macroeconomic studies indicate malaria can reduce economic growth by over 1% annually in endemic regions.
  • Microeconomic studies, focusing on per-case costs, estimate a smaller impact, typically under 1% of annual per capita GDP.
  • A substantial gap exists between these estimates, suggesting significant unquantified economic externalities.

Conclusions:

  • Malaria imposes a substantial economic burden, greater than the sum of individual case costs, due to externalities.
  • Understanding the multifaceted economic channels through which malaria impacts income is vital for effective policy interventions.
  • Further research is needed to fully elucidate the complex relationship between malaria and long-term economic development.